21 Botany Close, Barnet, EN4 9RX

21 Botany Close is a mid-terrace house in Barnet (EN4 9RX). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (July 2024) shows a C (score 77), near the top of the C band. Earlier certificates rated it B (September 2009); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Average to Very Poor. The recommended improvements would push it to B (score 84). Main heating runs on electricity. At 39 m² this is the 8th smallest of 33 units on EPC record in the building, where floor areas span 35–85 m². The building's EPC ratings span E to B across 33 units on file.

9 years since the last transfer (October 2017). Across the public record there are 5 sales, relatively high churn for a single property. Across 1997–2017, sale prices on this property compounded at 8.7% per year. On a £-per-square-foot basis, the last sale (£679/sq ft) was about 149.2% above the typical sold price in the postcode. At 39 m² it's 16.1% smaller than the typical home in the postcode (47 m² median across 32 EPCs).